#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
#include<string.h>
#include<stdlib.h>

#define init_size 3

struct Peoinfo
{
	char name[20];
	int age;
	char number[11];
};

struct Contact
{
	struct Peoinfo* data;
	int sz;
	int capacity;
};


void init_contact(struct Contact** pc);

void add_capacity(struct Contact** pc);

void Exit(struct Contact* pc);

void Print(struct Contact* pc);

void Add(struct Contact** pc);

void load_info(struct Contact** pc);

int search(struct Contact** pc);

void Delet(struct Contact** pc);

void Modify(struct Contact** pc);